a propos
ad rem
admissible
affinitive
appertaining
applicable
applying
apposite
appropriate
apropos
associative
belonging
comparable
comparative
congenial
connective
correlative
en rapport
germane
in point
involving
linking
material
pertinent
proportionable
proportional
proportionate
referable
referring
relating
relational
relative
relevant
sympathetic
to the point
to the purpose
abstaining
ascertaining
attaining
campaigning
caning
chaining
complaining
constraining
containing
deigning
detaining
disdaining
draining
entertaining
explaining
feigning
gaining
maintaining
obtaining
ordaining
overtraining
painting
raining
refraining
regaining
reigning
reining
remaining
restraining
retaining
retraining
staining
straining
sustaining
training
waning